Digital clock



FIG. 1 is a front and top-right perspective of a digital clock showing my new design;

FIG. 2 is a front and top right perspective view thereof with cover in a partially open position;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a right side elevational view thereof with the cover in a fully open position; and,

FIG. 10 is a left side elevational view thereof with the cover in a fully open position. 

The ornamental design for a digital clock, as shown. 